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Interview Questions

Real questions from top companies Β· easy

700+ Easy450+ Medium650+ Hard
All CategoriesBehavioralSpark/Big DataSQLPython/CodingSystem Design/ArchitectureCloud/ToolsGeneral/Othereasymediumhard
141

Describe a real-world use case for using Step Functions with Lambda in a data workflow.

Cloud/Toolseasy0.5 min read
Capco
β†’
142

Describe a scenario where AWS Data Pipeline is preferred over Glue. Why?

Cloud/Toolseasyetlspark0.5 min read
EPAM
β†’
143

Describe an AWS EC2 instance and how IAM roles/policies enhance security.

Cloud/Toolseasyetl0.5 min read
Chryselys
β†’
144

Describe how to secure sensitive data in cloud storage solutions.

Cloud/Toolseasyetl0.4 min read
BCG
β†’
145

Describe how to set up retries and timeout for tasks in Cloud Composer.

Cloud/Toolseasy0.3 min read
Aarete
β†’
146

Describe how you deploy code to a production environment using Jenkins

Cloud/Toolseasy0.4 min read
JP Morgan
β†’
147

Describe how you would use AWS Glue to schedule and manage Spark jobs.

Cloud/Toolseasyspark0.3 min read
EPAM
β†’
148

Describe step scaling policies vs. target tracking policies in AWS Auto Scaling.

Cloud/Toolseasy0.3 min read
Persistent Systems
β†’
149

Describe the process and use cases of implementing Azure Data Factory pipelines.

Cloud/Toolseasyetlsql0.4 min read
Fractal
β†’
150

Describe using Step Functions to handle retries and error notifications.

Cloud/Toolseasy0.3 min read
Capco
β†’
151

Difference between linked services and datasets in ADF.

Cloud/Toolseasy0.3 min read
Yash Technologies
β†’
152

Differentiate between global and local variables in ADF.

Cloud/Toolseasy0.3 min read
Virtusa
β†’
153

Discuss how versioning works in S3 and its use cases, such as data recovery and auditing.

Cloud/Toolseasy0.3 min read
Carelon
β†’
154

Discuss the key differences between AWS Glue, Lambda, and Data Pipeline for orchestrating data workflows.

Cloud/Toolseasyetlspark0.4 min read
EPAM
β†’
155

Discuss versioning in S3.

Cloud/Toolseasy0.2 min read
Impetus
β†’
156

Docker - purpose and handling dependencies

Cloud/Toolseasy0.3 min read
NAB
β†’
157

Error Handling in ADF?

Cloud/Toolseasy0.3 min read
Deloitte
β†’
158

Explain AWS Lake Formation and its benefits.

Cloud/Toolseasy0.3 min read
Persistent Systems
β†’
159

Explain GetMetadata, ForEach, and Copy Data in Azure Data Factory.

Cloud/Toolseasy0.2 min read
Deolite
β†’
160

Explain Microsoft Fabric and its use in data integration.

Cloud/Toolseasy0.3 min read
Fractal
β†’

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